Home / 6,910.12-9,537.50-4,391.74

Finding the Fourth Proportional to 6,910.12, 9,537.50 and 4,391.74

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Solution

The fourth proportional to 6,910.12, 9,537.50 and 4,391.74 is: 6,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.12 : 9,537.50 = 4,391.74 : x
  2. Step 2: Convert to fraction form
    6,910.12/9,537.50 = 4,391.74/x
  3. Step 3: Cross multiply
    6,910.12x = 9,537.50 × 4,391.74
  4. Step 4: Simplify right side
    6,910.12x = 41,886,172.56
  5. Step 5: Solve for x
    x = 41,886,172.56/6,910.12
  6. Step 6: Final answer
    x = 6,061.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.